tag:digital.library.illinois.edu,2005:/itemsItems2022-07-20T21:19:53Ztag:digital.library.illinois.edu,2005:Item/2946252020-03-09T19:13:49Z2022-07-20T21:19:53Z[Maps from] Field operations of the Bureau of Soils, 1902. Fourth report.Tazewell County sheet, Illinois -- Clinton County sheet, Illinois -- St. Clair County sheet, Illinois -- Clay County sheet, Illinois.University of Illinois at Urbana-Champaign Library